Synopsis Composition of two map values.
Syntax Exp1 o Exp2
Exp1 Exp2 Exp1 o Exp2
map[T1, T2] map[T2, T3] map[T1, T3]
Description Returns the composition of two maps.
rascal>import Map;
rascal>("one" : 1, "two" : 2) o (1 : 10, 2 : 20);
map[str, int]: ("one":10,"two":20)
Pitfalls We use the letter o as operator and this may conflict other defined names.
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